.colorPicker {
    display: inline-block;
    position: relative;
}

.colorPicker__btn {
    background-color: #fff;
    padding: 3px;
    border: 1px solid #ccc;
}

.colorPicker__btn__color {
    width: 30px;
    height: 20px;
}

.colorPicker__content {
    position: absolute;
    z-index: 100;
}

.colorPicker__cover {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}